DR. LEONARD I ZON MD
NPI 1245299197
Internal Medicine - Hematology & Oncology in Boston, MA

NPI Status: Active since March 20, 2006

Contact Information

300 LONGWOOD AVE
RESEARCH BUILDING FLOOR 7
BOSTON, MA
ZIP 02115
Phone: (617) 919-2069

Get Directions Write a Review

  • Individual
  • Male
  • Internal Medicine
  • Hematology & Oncology
  • Accepts Insurance

About LEONARD ZON

This page provides the complete NPI Profile along with additional information for Leonard Zon, an internist established in Boston, Massachusetts with a medical specialization in Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1245299197 assigned on March 2006. The practitioner's primary taxonomy code is 207RH0003X with license number 55881 (MA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1245299197
Provider Name
DR. LEONARD I ZON MD
Gender
Male
Entity Type
Individual
Location Address
300 LONGWOOD AVE RESEARCH BUILDING FLOOR 7 BOSTON, MA 02115
Location Phone
(617) 919-2069
Mailing Address
6 FROST CIR WELLESLEY, MA 02482
Mailing Phone
(781) 431-9123
Is Sole Proprietor?
Yes
Enumeration Date
03-20-2006
Last Update Date
07-08-2007
Code Navigator

An internist like Leonard Zon is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License No.
55881
License State
MA
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value - HMO
  • Anthem Bronze Access Blue New England HMO 8500/50%/9200 - HMO
  • Anthem Gold Access Blue New England HMO 1000/20%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 500/30%/9000 - HMO
  • Anthem Platinum Access Blue New England HMO 250/10%/3500 - HMO
  • Anthem Silver Access Blue New England HMO 2500/30%/10000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3000/30%/9000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/10000 - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 RxD - HMO
  • Anthem Silver Access Blue New England HMO 4000/10%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/20%/8500 - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
3069590MEDICAID (05)MA 
E34198MEDICARE UPIN (02) 
J09300MEDICARE ID-TYPE UNSPECIFIED (04) 

Reviews for DR. LEONARD I ZON MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1245299197, we treat the final digit (7) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
9
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 4 → 8 2 → 4 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 8 + 5 + 4 + 9 + 1 + 8 + 1 + 1 + 8 + 24 = 73

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1245299197.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Genetic Counselor, MS
300 LONGWOOD AVE, CLS 14074
BOSTON, MA 02115
Genetic Counselor, MS
300 LONGWOOD AVE, DEPARTMENT OF CARDIOLOGY
BOSTON, MA 02115
Pediatrics (Pediatric Critical Care Medicine)
300 LONGWOOD AVE, DIVISION OF CRITICAL CARE MEDICINE
BOSTON, MA 02115
Pediatrics (Pediatric Pulmonology)
300 LONGWOOD AVE, HUNNEWELL 2
BOSTON, MA 02115
Medical Genetics (Clinical Genetics (M.D.))
300 LONGWOOD AVE, CHILDREN'S HOSPITAL
BOSTON, MA 02115
Oral & Maxillofacial Surgery
300 LONGWOOD AVE, HU-158
BOSTON, MA 02115
Medical Genetics (Clinical Biochemical Genetics)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Critical Care Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Endocrinology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Pediatrics (Pediatric Cardiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE
BOSTON, MA 02115
Specialist
300 LONGWOOD AVE
BOSTON, MA 02115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245299197, enumerated as an "individual" on March 20, 2006.

The provider is located at 300 LONGWOOD AVE RESEARCH BUILDING FLOOR 7 BOSTON, MA 02115 and the phone number is (617) 919-2069.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield, Medicare and. Please consult your insurance carrier or call the provider to verify.